#5-40 Nylon Insert Locknut, Coarse, Low Carbon Steel, Zinc CR+3 Finish

# Fasteners ## Overview The MROSupply Fasteners #5-40 Nylon Insert Locknut is an essential component designed for securing fasteners in a variety of applications. Manufactured from low carbon steel and featuring a Zinc CR+3 finish, this locknut offers exceptional resistance to corrosion and wear, ensuring longevity and reliability in demanding environments. The nylon insert provides a secure grip, preventing loosening from vibrations and dynamic loads. ## Key Features • **Material**: Constructed from durable low carbon steel for strength and resilience. • **Finish**: Coated with Zinc CR+3 for enhanced corrosion resistance, extending the lifespan of the locknut. • **Size**: Designed for #5-40 screw sizes, making it compatible with a wide range of fasteners. • **Locking Mechanism**: Features a nylon insert that creates a secure fit, preventing the nut from loosening over time. • **Coarseness**: Coarse threads designed for a quick and easy installation while providing a strong hold. ## Applications • **Industrial Use**: Widely used in automotive, machinery, and construction applications to secure components in place. • **Vibration-Prone Environments**: Ideal for applications where vibration could cause traditional nuts to loosen, such as in engines or heavy machinery. • **Compatibility**: Suitable for use with #5-40 screws and bolts, making it versatile for various fastening tasks. ## Benefits • **Enhanced Security**: The nylon insert ensures a tight fit against vibrations, reducing the risk of fasteners loosening. • **Corrosion Resistance**: The Zinc CR+3 finish prevents rust and degradation, ensuring durable performance in harsh conditions. • **Ease of Installation**: Designed for quick installation without the need for additional locking mechanisms, saving time and effort. --- *Product information compiled with AI assistance for reference purposes.*